.stem_middle .stem_title{
	margin: 30px 0;
}
.stem_middle .stem_title h1{
	font-size: 35px;
	color: grey;
	text-align: center;
}

.stem_middle .stem_list{
	width: 800px;
	margin: auto;
}
.stem_middle .stem_list .myTable{
	border: 1px solid #ccc;
}
.stem_middle .stem_list .myTable tr th{
	padding: 9px 15px;
	text-align: left;
	box-sizing: border-box;
	border-right: 1px solid #ccc;
	font-weight: normal;
	border-bottom: 1px solid #ccc;
}
.stem_middle .stem_list .myTable tr th:last-child{
	border-right: none;
}
.stem_middle .stem_list .myTable tr:last-child th{
	border-bottom: none;
}